Single Phase VSD'sThe RC Series Variable Speed Drives (VSD) provides electronic power control on most single phase resistive and inductive loads & provides remote electronic speed control of PSC, universal & shaded pole motors. The speed may be varied using either a 2 wire 0 to 10 Volt Dc or 2 wire 2 20mA control signal. Also features an internal 10 Vdc source. It is BMS compatible, and features a low foot print for ease of installation. The unit comes standard with